{"product_id":"dorman-m390404-brake-master-cylinder","title":"Dorman M390404 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Acura and Honda Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman M390404 brake master cylinder is designed to restore proper brake hydraulics in select Acura and Honda models. Engineered with durable aluminum construction, this master cylinder ensures consistent performance for your Prelude, RL, or TL.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman M390404 Brake Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1 inch for precise hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from aluminum for strength and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes two outlets with a rearward outlet size of M10 x 1.0 and thread pitch of 1.0\u003c\/li\u003e\n\u003cli\u003eDoes not include mounting hardware or reservoir, allowing compatibility with existing components\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only, no sensor included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M390404 brake master cylinder is a direct replacement part designed specifically for Acura Prelude, Honda RL, and Honda TL models. Its 1-inch bore diameter provides the necessary hydraulic pressure to maintain effective braking performance. Made from aluminum, this master cylinder offers durability and resistance to corrosion, which is critical for brake system components exposed to varying conditions. The unit features two outlets, including a rearward outlet sized M10 x 1.0 with a 1.0 thread pitch, ensuring compatibility with the brake lines on these vehicles. This part does not include a reservoir or mounting hardware, making it suitable for installations where the original reservoir and hardware remain in good condition.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake hydraulic pressure in Acura Prelude, Honda RL, and TL models\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake fluid loss\u003c\/li\u003e\n\u003cli\u003eFixes spongy or unresponsive brake pedal feel due to internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eAddresses brake system failure symptoms related to master cylinder malfunction\u003c\/li\u003e\n\u003cli\u003eSupports maintenance of brake system integrity without replacing reservoir or sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific Acura or Honda model year before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air and ensure proper hydraulic function\u003c\/li\u003e\n\u003cli\u003eRetain original mounting hardware and reservoir if in good condition, as these are not included\u003c\/li\u003e\n\u003cli\u003eCheck thread pitch and outlet sizes to confirm fit with existing brake lines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390404 brake master cylinder to meet or exceed OEM specifications for fit and function. The aluminum construction provides long-lasting durability under normal operating conditions. While mounting hardware and reservoir are not included, the master cylinder itself is tested for reliable performance. Please refer to Dorman's warranty policy for coverage details on this part.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792164585653,"sku":"BKKX-M390404","price":167.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390404_Fro.jpg?v=1774997584","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390404-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}